meanwhile, the older brother, tamerlan, who is now dead, was married and has a child. his wife is said to be in the providence, rhode island, area, and was apparently informed of all of this by television, so she right now is considering speaking with authorities but has not done that at this point as far as we know. >> nbc's chris pollone from boston. thanks. >>> will, the fact that the alleged bombers were born overseas is shaping the discussion over immigration. republican senator chuck grassley says congress needs to take a step back in the debate. to ensure the nation's security comes first. comments were he echoed by dan co coates on sunday. >> how can we beef up security checks on people who wish to enter the united states? how do we ensure that people who wish to do us harm are not eligible for benefits under the immigration laws including this new bill before us? >> usually end up with bad policy if you do it in an international way or reaction. we saw some things post-9/11 that were enacted if we had more time to think this through, perhaps we wouldn't have h